ATSAM4SD32BA-AU vs ATSAM4S8CA-AU 对比
详细并排对比 ATSAM4SD32BA-AU 出自 Microchip Technology 和 ATSAM4S8CA-AU 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATSAM4SD32BA-AU - 120MHz Cortex-M4 MCU 2MB Flash | Microchip
ATSAM4SD32BA-AU ✓ 量产中Microchip Technology
ATSAM4S8CA-AU - ARM Cortex-M4 120MHz 512KB Flash MCU | Microchip
ATSAM4S8CA-AU ✓ 量产中规格对比
| 参数 | ATSAM4SD32BA-AU | ATSAM4S8CA-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $9.45 | $5.74 |
| Core | ARM Cortex-M4 with DSP, Thumb-2 | ARM Cortex-M4 |
| 最大时钟频率 | 120 MHz | — |
| Instruction Cache | 2 Kbytes | 2 KB |
| Flash Memory | 2 MB (2M x 8) | — |
| SRAM | 160 KB | 128 KB |
| Memory Protection Unit (MPU) | Yes | — |
| 电源电压 | 1.2 V core / 3.3 V I/O | — |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| 封装 | 64-LQFP (10x10 mm) | 100-pin LQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 24 channels | 12-bit, up to 1 MSPS |
| DAC | 12-bit, 1 channel | — |
| USB | USB 2.0 FS Device + FS Host/Device | Full-Speed USB Device with on-chip transceiver |
| CAN | 2x CAN 2.0A/B | — |
| External Bus Interface | Yes (EBI for SRAM/SDRAM) | — |
| DMA | Peripheral DMA + 16-channel Central DMA | — |
| MSL 等级 | 3 (168 hours) | 3 (168 hours) |
| RoHS 状态 | Compliant | Compliant |
| Core Features | — | DSP, FPU (single precision), Thumb-2 instruction set, MPU |
| Maximum Clock Speed | — | 120 MHz |
| Performance | — | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Program Memory (Flash) | — | 512 KB (512K x 8) |
| Supply Voltage (VDDIO/VDDCORE) | — | 1.62 V to 3.6 V |
| Backup Supply (VDDBU) | — | 1.62 V to 3.6 V |
| Lead-Free / Halogen-Free | — | Yes (per Microchip product page) |